Table 1.
Characteristic | n (%) |
---|---|
| |
N | 2837 |
Women | 1545 (54.5) |
Men | 1292 (45.5) |
Age Group | |
21–34 | 169 (6.0) |
35–44 | 827 (29.2) |
45–54 | 1057 (37.3) |
55–64 | 604 (21.3) |
65–84 | 180 (6.3) |
Education, years completed | |
<12 | 72 (2.6) |
12 | 834 (29.6) |
13–15 | 958 (34.0) |
≥16 | 958 (34.0) |
Household income ≥$50,000/year | 1843 (67.0) |
Smoking history | |
Never | 1523 (53.7) |
Past, stopped ≥5 years | 687 (24.3) |
Past, stopped < 5 years | 114 (4.0) |
Current smoker | 508 (17.9) |
Dominant hand right | 2504 (88.3) |
Olfactory impairment | 109 (3.8) |
Exercise at least once/week | 1720 (60.7) |
BMI ≥30 kg/m2 | 1254 (44.7) |
Depressive symptoms (CES-D ≥16) | 405 (14.5) |
ApoE ε4 carrier* | 171 (10.7)* |
History of: | |
Nasal polyps/deviated septum | 299 (10.6) |
Recent nasal congestion/sinus problems | 1022 (36.0) |
Head injury | 824 (29.0) |
Cardiovascular disease | 91 (3.2) |
Diabetes mellitus | 174 (6.1) |
Statin use | 429 (15.1) |
MMSE: Mini-Mental State Exam; BMI: Body Mass Index; CES-D: Center for Epidemiological Studies Depression Scale; ApoE ε4: Apolipoprotein E epsilon 4 allele
Only available on 1594 participants over 45 years